4775380991 has 2 divisors, whose sum is σ = 4775380992. Its totient is φ = 4775380990.

The previous prime is 4775380969. The next prime is 4775381011. The reversal of 4775380991 is 1990835774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4775380991 - 2⁶ = 4775380927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4775380391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2387690495 + 2387690496.

It is an arithmetic number, because the mean of its divisors is an integer number (2387690496).

Almost surely, 2^4775380991 is an apocalyptic number.

4775380991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4775380991 is an equidigital number, since it uses as much as digits as its factorization.

4775380991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The square root of 4775380991 is about 69104.1315045635. The cubic root of 4775380991 is about 1683.9764308900.

The spelling of 4775380991 in words is "four billion, seven hundred seventy-five million, three hundred eighty thousand, nine hundred ninety-one".